2009 Chevrolet Cobalt
Mileage
65,505
Service Date
4/29/2020
Services Performed
- FOUND CODES P0131 AND P0171 STORED IN ECM, SYSTEM LEAK AND B1 OXYGEN SENSOR CIRCUIT HIGH. SPRAYED INTAKE FOR VACUUM LEAKS AND NONE FOUND. CANISTER PURGE SOLENOID CHECKS OUT GOOD AND TEST DROVE EXTENSIVELY AS THESE VALVE CAN HAVE INTERMITTENT PROBLEMS. THROTTLE BODY WAS VERY DIRTY WITH ALOT OF CARBON BUILD UP. CLEANED OUT AND DID IDLE RELEARN. CLEANED MASS AIR FLOW SENSOR AND INSPECTED INTAKE SYSTEM FOR CRACKS OR LEAKS. ALL GOOD. OXYGEN SENSOR WORKING PROPERLY AND FUEL TRIMS ARE +_5% WHICH IS GOOD. NO OTHER ISSUES FOUND. RECOMMEND FUEL INJECTION SERVICE AS THERE IS A TECHNICAL SERVICE BULLETIN GM PUT OUT ABOUT THIS SPECIFIC VEHICLE.
- WRECKER CHARGE #31554
JESSICA J. gave our service a 5 star review on 4/29/2020
